A Deep Transfer NOx Emission Inversion Model of Diesel Vehicles with Multisource External Influence

<table class="table-group" id="tab5"><tr><td><table class="table"><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr class="thead"><td class="align_left">Engine speed</td><td class="align_center">0.5630</td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td class="align_left">Actual output torque percentage</td><td class="align_center">12.5938</td></tr><tr><td class="align_left">Temperature of engine water</td><td class="align_center">−5.6142</td></tr><tr><td class="align_left">After-treatment downstream oxygen percentage</td><td class="align_center">−9.4329</td></tr><tr><td class="align_left">After-treatment exhaust gas mass flow rate</td><td class="align_center">1.8042</td></tr><tr><td class="align_left">Vehicle speed</td><td class="align_center">0</td></tr><tr><td class="align_left">Gas pedal opening</td><td class="align_center">13.9244</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Lasso coefficients of relevant features.</div>

Journal of Advanced Transportation

tab5

Table 5

Table 5: A Deep Transfer NOx Emission Inversion Model of Diesel Vehicles with Multisource External Influence 